Email Formats
{
"mx": [
"10 au-smtp-inbound-1.mimecast.com.",
"20 au-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:au._netblocks.mimecast.com include:amazonses.com include:mail.zendesk.com include:4450450.spf04.hubspotemail.net include:spf.mandrillapp.com include:servers.mcsv.net -all"
]
}